🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.57 AU - 0.75 AU

Year: 352 Days

Day: 12.9 Hours

Environment

Temp: -127 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.9

Radius: 10.4

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.65 AU - 0.85 AU

Year: 426 Days

Day: 14.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,654,229 km

• M1: 129,402 km (0.082 R)
• M2: 497,712 km (0.116 R)
• M3: 1,088,624 km (0.065 R)
• M4: 1,453,493 km (0.111 R)
• M5: 1,914,703 km (0.092 R)
• M6: 2,381,598 km (0.094 R)
• M7: 2,785,213 km (0.113 R)
• M8: 3,224,433 km (0.072 R)
• M9: 3,687,438 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.4

Radius: 10.9

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.2 AU - 1.22 AU

Year: 873 Days

Day: 9.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,654,229 km

• M1: 135,984 km (0.111 R)
• M2: 499,358 km (0.108 R)
• M3: 1,064,538 km (0.085 R)
• M4: 1,451,099 km (0.053 R)
• M5: 1,950,158 km (0.082 R)
• M6: 2,507,859 km (0.119 R)
• M7: 3,094,582 km (0.045 R)
• M8: 3,521,683 km (0.12 R)
• M9: 4,756,315 km (0.111 R)
• M10: 5,417,986 km (0.057 R)
• M11: 6,021,913 km (0.088 R)
• M12: 7,636,822 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 730.1

Radius: 12.4

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.55 AU - 2.35 AU

Year: 1786 Days

Day: 10.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,654,229 km

• M1: 154,235 km (0.081 R)
• M2: 753,225 km (0.072 R)
• M3: 1,183,170 km (0.076 R)
• M4: 1,641,089 km (0.035 R)
• M5: 2,099,307 km (0.116 R)
• M6: 3,296,090 km (0.09 R)
• M7: 3,944,148 km (0.067 R)
• M8: 4,655,486 km (0.102 R)
• M9: 5,587,929 km (0.036 R)
• M10: 6,692,859 km (0.093 R)
• M11: 7,366,947 km (0.074 R)
• M12: 8,056,145 km (0.102 R)
• M13: 9,431,248 km (0.064 R)
• M14: 11,817,484 km (0.09 R)
• M15: 13,129,906 km (0.086 R)
• M16: 13,885,674 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 914.9

Radius: 11.2

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.82 AU - 2.7 AU

Year: 2229 Days

Day: 12.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 37,654,229 km

• M1: 139,276 km (0.112 R)
• M2: 675,285 km (0.074 R)
• M3: 1,060,799 km (0.111 R)
• M4: 1,486,554 km (0.103 R)
• M5: 1,894,807 km (0.09 R)
• M6: 2,447,720 km (0.031 R)
• M7: 3,240,888 km (0.093 R)
• M8: 3,595,585 km (0.105 R)
• M9: 5,753,983 km (0.06 R)
• M10: 6,170,314 km (0.098 R)
• M11: 7,210,917 km (0.039 R)
• M12: 7,883,060 km (0.098 R)
• M13: 8,332,153 km (0.045 R)
• M14: 9,458,774 km (0.066 R)
• M15: 10,415,752 km (0.054 R)
• M16: 11,234,950 km (0.038 R)
• M17: 11,845,907 km (0.11 R)
• M18: 12,521,940 km (0.028 R)
• M19: 13,629,563 km (0.061 R)
• M20: 13,997,424 km (0.093 R)
• M21: 14,514,135 km (0.116 R)
• M22: 15,141,100 km (0.106 R)
• M23: 15,786,016 km (0.106 R)
• M24: 16,761,544 km (0.086 R)
• M25: 17,722,411 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.8

Radius: 12.8

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.74 AU - 3.74 AU

Year: 4745 Days

Day: 12.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,654,229 km

• M1: 159,172 km (0.078 R)
• M2: 624,122 km (0.099 R)
• M3: 1,489,696 km (0.047 R)
• M4: 2,311,586 km (0.062 R)
• M5: 3,151,429 km (0.079 R)
• M6: 4,041,686 km (0.114 R)
• M7: 4,482,700 km (0.038 R)
• M8: 5,346,777 km (0.098 R)
• M9: 7,696,212 km (0.093 R)
• M10: 8,146,053 km (0.098 R)
• M11: 8,692,983 km (0.107 R)
• M12: 9,992,091 km (0.113 R)
• M13: 11,225,525 km (0.095 R)
• M14: 12,202,848 km (0.106 R)
• M15: 15,535,589 km (0.094 R)
• M16: 18,024,599 km (0.063 R)
• M17: 19,023,015 km (0.12 R)
• M18: 20,768,672 km (0.072 R)
• M19: 22,924,677 km (0.059 R)
• M20: 27,330,334 km (0.114 R)
• M21: 27,852,281 km (0.107 R)
• M22: 28,647,543 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.7

Radius: 9.6

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.47 AU - 4.39 AU

Year: 5111 Days

Day: 5.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,654,229 km

• M1: 121,922 km (0.115 R)
• M2: 493,823 km (0.083 R)
• M3: 860,337 km (0.105 R)
• M4: 1,917,695 km (0.079 R)
• M5: 2,559,320 km (0.101 R)
• M6: 3,174,467 km (0.107 R)
• M7: 6,078,461 km (0.118 R)
• M8: 7,242,781 km (0.093 R)
• M9: 8,199,609 km (0.078 R)
• M10: 8,909,900 km (0.079 R)
• M11: 11,004,719 km (0.038 R)
• M12: 11,527,414 km (0.097 R)
• M13: 12,880,975 km (0.119 R)
• M14: 13,248,687 km (0.098 R)
• M15: 15,544,266 km (0.084 R)
• M16: 15,901,057 km (0.103 R)
• M17: 17,130,303 km (0.102 R)
• M18: 19,295,283 km (0.052 R)
• M19: 19,846,402 km (0.072 R)
• M20: 20,266,622 km (0.088 R)
• M21: 20,836,141 km (0.058 R)
• M22: 21,197,420 km (0.072 R)
• M23: 21,562,887 km (0.114 R)
• M24: 26,283,598 km (0.097 R)
• M25: 27,217,986 km (0.102 R)
• M26: 27,736,792 km (0.053 R)
• M27: 30,989,947 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 428.4

Radius: 10.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.15 AU - 6.17 AU

Year: 7689 Days

Day: 13.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,654,229 km

• M1: 140,472 km (0.112 R)
• M2: 992,731 km (0.059 R)
• M3: 1,351,168 km (0.073 R)
• M4: 1,866,682 km (0.034 R)
• M5: 2,226,914 km (0.118 R)
• M6: 4,784,738 km (0.103 R)
• M7: 5,801,705 km (0.104 R)
• M8: 6,646,334 km (0.101 R)
• M9: 7,645,199 km (0.119 R)
• M10: 8,378,229 km (0.081 R)
• M11: 10,028,892 km (0.066 R)
• M12: 10,671,265 km (0.035 R)
• M13: 11,438,702 km (0.113 R)
• M14: 18,277,569 km (0.109 R)
• M15: 22,467,057 km (0.091 R)
• M16: 23,012,491 km (0.088 R)
• M17: 24,949,783 km (0.116 R)
• M18: 25,450,487 km (0.062 R)
• M19: 32,984,535 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 867

Radius: 3

Gravity: 96.33 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.98 AU - 9.26 AU

Year: 15179 Days

Day: 16.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 37,654,229 km

• M1: 37,250 km (0.095 R)
• M2: 138,677 km (0.084 R)
• M3: 282,441 km (0.079 R)
• M4: 576,700 km (0.12 R)
• M5: 806,632 km (0.109 R)
• M6: 1,068,727 km (0.079 R)
• M7: 1,672,355 km (0.074 R)
• M8: 2,343,750 km (0.055 R)
• M9: 2,610,483 km (0.07 R)
• M10: 3,393,029 km (0.102 R)
• M11: 3,560,729 km (0.066 R)
• M12: 4,004,436 km (0.118 R)
• M13: 4,417,775 km (0.118 R)
• M14: 4,617,787 km (0.112 R)
• M15: 5,254,476 km (0.096 R)
• M16: 5,867,677 km (0.074 R)
• M17: 8,089,654 km (0.087 R)
• M18: 8,288,470 km (0.081 R)
• M19: 10,054,922 km (0.116 R)
• M20: 14,969,511 km (0.12 R)
• M21: 15,118,810 km (0.105 R)
• M22: 16,587,412 km (0.09 R)
• M23: 17,397,185 km (0.113 R)
• M24: 19,804,215 km (0.108 R)
• M25: 20,165,344 km (0.084 R)
• M26: 25,371,649 km (0.087 R)
• M27: 26,882,588 km (0.112 R)
• M28: 28,681,801 km (0.098 R)
• M29: 37,225,485 km (0.075 R)
• M30: 42,816,556 km (0.094 R)
• M31: 43,117,547 km (0.026 R)
• M32: 47,963,621 km (0.112 R)
• M33: 49,435,664 km (0.084 R)
• M34: 58,534,356 km (0.081 R)
• M35: 59,090,860 km (0.076 R)
• M36: 59,463,807 km (0.096 R)
• M37: 61,734,703 km (0.084 R)
• M38: 63,085,721 km (0.084 R)
• M39: 65,447,273 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.2

Radius: 3.7

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.39 AU - 10.39 AU

Year: 18876 Days

Day: 17.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,654,229 km

• M1: 46,076 km (0.036 R)
• M2: 191,485 km (0.116 R)
• M3: 360,680 km (0.066 R)
• M4: 491,728 km (0.096 R)
• M5: 626,665 km (0.112 R)
• M6: 1,113,008 km (0.098 R)
• M7: 2,175,452 km (0.026 R)
• M8: 2,638,009 km (0.042 R)
• M9: 2,753,498 km (0.101 R)
• M10: 4,336,543 km (0.054 R)
• M11: 4,718,915 km (0.093 R)
• M12: 5,123,278 km (0.108 R)
• M13: 6,580,062 km (0.079 R)
• M14: 11,006,364 km (0.043 R)
• M15: 16,817,194 km (0.076 R)
• M16: 17,215,424 km (0.093 R)
• M17: 21,705,753 km (0.072 R)
• M18: 22,817,565 km (0.093 R)
• M19: 25,850,063 km (0.098 R)
• M20: 30,296,411 km (0.084 R)
• M21: 30,590,072 km (0.092 R)
• M22: 33,947,198 km (0.095 R)
• M23: 34,476,325 km (0.084 R)
• M24: 36,647,888 km (0.109 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 15,703 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit